CAT Questions

---

Milk is not a pure substance since it has so many constituents that can be separated physically.

Compounds are pure substances formed from elements unlike mixtures.

India's 2nd Tulip Garden will come up in Pithoragarh district of Uttarakhand state.

Let 36 is p% of 80

=> p x 80/100 = 36

=> p = 36 x 10/8 = 45.

Hair grows everywhere on the skin except palms, sole of feet and lips on the human body. Hair is modified type of skin.

Genes are located on DNA present in the chromosome. Chromosomes are present in the nucleus of the cell.

National Institute of Aeronautical Engineering is located at Dehradun, Uttaranchal, India.

(3x + 2) (2x - 5) = ax2+kx+n ...............(1)

But (3x + 2)(2x - 5) = 6x2-11x-10........(2)

so by comparing (1) & (2),

we get a= 6, k= -11 , n= -10

(a - n + k) = 6 + 10 - 11 = 5.